Bench sander



FIG. 1 is a front perspective view of a bench sander showing our new design;

FIG. 2 is a top view thereof;

FIG. 3 is a side view taken from the left of FIG. 1;

FIG. 4 is a side view taken from the right of FIG. 1;

FIG. 5 is an end view taken from the front of FIG. 1;

FIG. 6 is an end view taken from the rear of FIG. 1;

FIG. 7 is a bottom view thereof. 

The ornamental design for a bench sander, substantially as shown and described. 